Home / 134,299.22-200,951.90-81,022.08

Finding the Fourth Proportional to 134,299.22, 200,951.90 and 81,022.08

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Solution

The fourth proportional to 134,299.22, 200,951.90 and 81,022.08 is: 121,233.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,299.22 : 200,951.90 = 81,022.08 : x
  2. Step 2: Convert to fraction form
    134,299.22/200,951.90 = 81,022.08/x
  3. Step 3: Cross multiply
    134,299.22x = 200,951.90 × 81,022.08
  4. Step 4: Simplify right side
    134,299.22x = 16,281,540,512.84
  5. Step 5: Solve for x
    x = 16,281,540,512.84/134,299.22
  6. Step 6: Final answer
    x = 121,233.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.